| Kämparne på Helgeland, 18760512 | Kämparne på Helgeland | 18760512 | 12th May 1876 | Linköping Teater | Linköping Teater | Sweden | |
| Kísértetek, 19101024 | Kísértetek | 19101024 | 24th October 1910 | Şimleu Silvaniei | Şimleu Silvaniei | Romania | |
| Kísértetek, 19470113 | Kísértetek | 19470113 | 13th January 1947 | Városi Színház | Városi Színház | Hungary | |
| kisértetek, A, 19270311 | A kisértetek | 19270311 | 11th March 1927 | Blaha Lujza Szinház | Blaha Lujza Szinház | Hungary | |
| Kleine Eyolf, 20000501 | Kleine Eyolf | 20000501 | 1st May 2000 | de Klinker | de Klinker | Netherlands | |
| Kis Eyolf, 19330707 | Kis Eyolf | 19330707 | 7th July 1933 | Miskolc | Miskolc | Hungary | |
| Kísértetek, 19270128 | Kísértetek | 19270128 | 28th January 1927 | Nyíregyháza | Nyíregyháza | Hungary | |
| Kongsemnerne, 19620911 | Kongsemnerne | 19620911 | 11th September 1962 | Aarhus Teater | Aarhus Teater | Denmark | |
| kouklospito, Ena, 19950207 | Ena kouklospito | 19950207 | 7th February 1995 | | Dimotiko Theatro Velvendou | Greece | |
| Kísértetek, 192103 | Kísértetek | 192103 | March 1921 | Balassagyarmat | Balassagyarmat | Hungary | |
| Kronprätendenten, Die, 19070923 | Die Kronprätendenten | 19070923 | 23rd September 1907 | Königliches Hof- und National-Theater | Königliches Hof- und National-Theater | Germany | |
| Klein Eyolf, 19090922 | Klein Eyolf | 19090922 | 22nd September 1909 | Lessingtheater | Lessingtheater | Germany | |
| Kansanvihollinen, 19280321 | Kansanvihollinen | 19280321 | 21st March 1928 | Suomen Kansallisteatteri | Suomen Kansallisteatteri | Finland | |
| Kukol'nyj dom, 19110307 | Kukol'nyj dom (A Doll's House) | 19110307 | 7th March 1911 | Malyj Teatr | Malyj Teatr | Russia | |
| Kísértetek, 19110309 | Kísértetek | 19110309 | 9th March 1911 | Satu Mare | Satu Mare | Romania | |
| Kärlekens komedi, 18901227 | Kärlekens komedi | 18901227 | 27th December 1890 | Mindre Teatern | Mindre Teatern | Sweden | |
| Kísértetek, 19270421 | Kísértetek | 19270421 | 21st April 1927 | Kecskemét | Kecskemét | Hungary | |
| Kjærlighedens Komedie, 19090426 | Kjærlighedens Komedie | 19090426 | 26th April 1909 | Sandnessjøen | Sandnessjøen | Norway | |
| Kämparne på Helgeland, 18760128 | Kämparne på Helgeland | 18760128 | 28th January 1876 | Stora Teatern Norrköping | Stora Teatern Norrköping | Sweden | |
| Kísértetek, 19101003 | Kísértetek | 19101003 | 3rd October 1910 | Mezőkövesd | Mezőkövesd | Hungary | |
| Kísértetek, 19220922 | Kísértetek | 19220922 | 22nd September 1922 | Szarvas | Szarvas | Hungary | |
| Kronprätendenten, Die, 19130925 | Die Kronprätendenten | 19130925 | 25th September 1913 | Leipziger Stadttheater, Altes Theater | Leipziger Stadttheater, Altes Theater | Germany | |
| Kleine Eyolf, 20000417 | Kleine Eyolf | 20000417 | 17th April 2000 | Harmonie, De | De Harmonie | Netherlands | |
| Kis Eyolf, 19330102 | Kis Eyolf | 19330102 | 2nd January 1933 | Szombathely | Szombathely | Hungary | |
| Kukol'nyj dom, 194402 | Kukol'nyj dom (A Doll's House) | 194402 | February 1944 | Teatr dramy Orel | Teatr dramy Orel | Russia | |
| Kísértetek, 19121008 | Kísértetek | 19121008 | 8th October 1912 | Lučenec | Lučenec | Slovak Republic | |
| Kuninkaan alut, 18941017 | Kuninkaan alut | 18941017 | 17th October 1894 | Suomalainen Teatteri | Suomalainen Teatteri | Finland | |
| kyra tis thalassas, I, 20120106 | I kyra tis thalassas | 20120106 | 6th January 2012 | Diachrono Theatro | Diachrono Theatro | Greece | |
| Kansanvihollinen, 19830414 | Kansanvihollinen | 19830414 | 14th April 1983 | Kokkolan Kaupunginteatteri | Kokkolan Kaupunginteatteri | Finland | |
| Kukol'nyj dom, 1996 | Kukol'nyj dom (A Doll's House) | 1996 | 1996 | Moscow | Moscow | Russia | |
| Kísértetek, 19110509 | Kísértetek | 19110509 | 9th May 1911 | Odorheiu Secuiesc | Odorheiu Secuiesc | Romania | |
| Kísértetek, 19991216 | Kísértetek | 19991216 | 16th December 1999 | Békés Megyei Jókai Színház | Békés Megyei Jókai Színház | Hungary | |
| Kærlighedens Komedie, 19280323 | Kærlighedens Komedie | 19280323 | 23rd March 1928 | Lillestrøm | Lillestrøm | Norway | |
| Kad mi mrtvi ustajemo, 19120323 | Kad mi mrtvi ustajemo (When We Dead Awaken) | 19120323 | 23rd March 1912 | Hrvatsko narodno kazalište u Zagrebu | Hrvatsko narodno kazalište u Zagrebu (Croatian National Theatre in Zagreb) | Croatia | |
| Kísértetek, 19131204 | Kísértetek | 19131204 | 4th December 1913 | Sopron | Sopron | Hungary | |
| Kísértetek, 19241215 | Kísértetek | 19241215 | 15th December 1924 | Szolnok | Szolnok | Hungary | |
| Koga nij, martvite, se probudim, 19051114 | Koga nij, martvite, se probudim | 19051114 | 14th November 1905 | Svoboden teatar | Svoboden teatar | Bulgaria | |
| Kummittelijoita, 1912 | Kummittelijoita | 1912 | 1912 | Kiertue Mörk - Ilmari - Orjatsalo | Kiertue Mörk - Ilmari - Orjatsalo | Finland | |
| Kísértetek, 19080617 | Kísértetek | 19080617 | 17th June 1908 | Mohács | Mohács | Hungary | |
| Kísértetek, 192302 | Kísértetek | 192302 | February 1923 | Nyíregyháza | Nyíregyháza | Hungary | |
| Klein Eyolf, 19110522 | Klein Eyolf | 19110522 | 22nd May 1911 | Königliches Hoftheater | Königliches Hoftheater | Germany | |
| Kleine Eyolf, 20000327 | Kleine Eyolf | 20000327 | 27th March 2000 | Theater Bellevue | Theater Bellevue | Netherlands | |
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